Re: [linux-dvb] [PATCH] Userspace tuner

Alan Cox
2007-09-18T23:01:54Z

On Tue, Sep 18, 2007 at 07:56:05PM -0300, Mauro Carvalho Chehab wrote:
> proprietary format. This way, an userspace app may use the userspace
> library as a "fallback method" for unknown FOURCC formats. The result
> will be probably far away from an optimal result on some cases (since it
> probably mean double buffering), but this will at least allow userspace
> apps to work. As performance become an issue, the userspace app
> developer may use the GPL code at userspace API as a reference to write
> a proper optimized format driver for its apps.

You can dynamically load libraries based on constructed path names which
means you can write a simple library for media conversions which in turn
will try and open libv4l-format-ABCD.so for any format it doesn't know - and
thus is extensible